The councils, drawing upon the traditions handed down to them from the Apostles, condemned both heresies and declared that Jesus was indeed both true God and true man. redo in unum Deum, Patrem omnipotentem, factorem caeli et terrae, visibilium omnium et invisibilium.

-- and the silver, trumpet-like notes fall from the immense height of the building like a bell ringing in a pure atmosphere -- "Credo in unum Deum; Patrem omni-potentum, factorem coeli et terrae, visibilium omnium et invisibilium."